DUETMI Sport Wireless Bluetooth Earphone Neckband, Built-in HD Mic Crystal Clear Voice On Call, Home/Office/Gym Earphone High Bass Noise Cancellation Headphone for All Android Smartphone

The use of mini wireless bluetooth 4.0 Stereo in-ear headset, we can talk, listening to music built-in dsp audio processing system, can be a very good eliminate noise and echo, to ensure clear communication, and music. 2 In a row, to the telegraph, voice prompt operation. Small and light, stealth design
K1 Wirelesss Bluetooth Easily stow your Ear buds by wearing them around your neck
Bluetooth Headset With Built-In Hd Microphone And Cvc 6.0 Noise Cancellation. Hi-Fi Stereo Music Sound
The earphone , earbuds physically block external sound. Make you experience sound with bilateral stereo effect
Built in HD and Sensitivity microphone. Idea for in car calling or working use. Perfect for Stealth Listening or watching at work.ect for Stealth Listening or watching at work.
Intelligent Bluetooth HD calls design, you can enjoy the Bluetooth voice calls even if when do sports activities